ETSI I-ETS 300 131 ed.1 (1992-04)

Radio Equipment and Systems (RES); Common air interface specification to be used for the interworking between cordless telephone apparatus in the frequency band 864.1 MHz to 868.1 MHz, including public access services

CV/RES-00001

Radijska oprema in sistemi (RES) – Digitalne evropske brezvrvične telekomunikacije (DECT) – Avtentikacijski modul (DAM) za DECT

General Information

• Status: Published
• Publication Date: 05-May-1992
• Technical Committee: RES - Radio Equipment & Systems
• Current Stage: 12 - Completion
• Due Date: 27-Sep-1991
• Completion Date: 06-May-1992
• Ref Project: SIST I-ETS 300 131 E1:2003 - Radio Equipment and Systems (RES); Common air interface specification to be used for the interworking between cordless telephone apparatus in the frequency band 864.1 MHz to 868.1 MHz, including public access services

Standards Content (Sample)

SLOVENSKI STANDARD
SIST I-ETS 300 131 E1:2003
01-december-2003
5DGLMVNDRSUHPDLQVLVWHPL5(6±'LJLWDOQHHYURSVNHEUH]YUYLþQH
WHOHNRPXQLNDFLMH'(&7±$YWHQWLNDFLMVNLPRGXO'$0]D'(&7
Radio Equipment and Systems (RES); Common air interface specification to be used for
the interworking between cordless telephone apparatus in the frequency band 864.1
MHz to 868.1 MHz, including public access services
Ta slovenski standard je istoveten z: I-ETS 300 131 Edition 1
ICS:
33.060.20 Sprejemna in oddajna Receiving and transmitting
oprema equipment
33.070.30 'LJLWDOQHL]EROMãDQH Digital Enhanced Cordless
EUH]YUYLþQHWHOHNRPXQLNDFLMH Telecommunications (DECT)
'(&7
SIST I-ETS 300 131 E1:2003 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST I-ETS 300 131 E1:2003

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SIST I-ETS 300 131 E1:2003
INTERIM
EUROPEAN I-ETS 300 131
TELECOMMUNICATION April 1992
STANDARD
Source: ETSI TC-RES Reference: CV/RES-0001
ICS: 33.060, 33.060.20
CT2, CAI
Key words:
Radio Equipment and Systems (RES);
Common air interface specification to be used for
the interworking between cordless telephone apparatus
in the frequency band 864,1 MHz to 868,1 MHz,
including public access services
ETSI
European Telecommunications Standards Institute
ETSI Secretariat
F-06921 Sophia Antipolis CEDEX - FRANCE
Postal address:
650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCE
Office address:
c=fr, a=atlas, p=etsi, s=secretariat - [e-mail]
X.400: Internet:
Tel.: [phone] - Fax: [phone]
Copyright Notification: No part may be reproduced except as authorized by written permission. The copyright and the
foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 1992. All rights reserved.
New presentation - see History box

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Whilst every care has been taken in the preparation and publication of this document, errors in content,
typographical or otherwise, may occur. If you have comments concerning its accuracy, please write to
"ETSI Editing and Committee Support Dept." at the address shown on the title page.

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Contents
Foreword . 13
Introduction . 13
1 Scope . 15
2 Normative references . 16
3 Definitions and abbreviations . 17
4 Radio frequency interface . 23
4.1 General . 23
4.2 Channel frequencies . 23
4.2.1 Channel centre frequencies . 23
4.2.2 Channel frequency accuracy . 23
4.2.3 Rate of change of transmit centre frequency . 23
4.2.4 CTA access . 23
4.3 Signalling strategy . 23
4.3.1 CTA access . 23
4.3.2 Signalling during communication . 23
4.3.3 Signalling outside communication . 23
4.4 Dynamic channel allocation strategy . 24
4.4.1 Incoming calls . 24
4.4.2 Outgoing calls . 24
4.4.3 Channel selection strategies . 24
4.4.4 Free channel . 24
4.5 Radio transmitters . 25
4.5.1 RF power . 25
4.5.1.1 Maximum RF power . 25
4.5.1.2 Minimum RF power . 25
4.5.1.3 Output power at low power setting . 25
4.5.2 Modulation . 25
4.5.3 Adaptive transmitter power strategy . 25
4.5.3.1 General . 25
4.5.3.2 CPP only . 25
4.5.3.3 CPP and CFP . 25
4.5.3.4 Power level changes . 26
4.5.4 Transmitter burst envelope . 26
4.5.4.1 Amplitude . 26
4.5.4.2 Dispersion effects . 26
4.5.4.3 Guard time . 26
4.5.5 Adjacent channel power (narrow band) . 26
4.5.6 Out of band power arising from transmitter transients . 26
4.5.7 Intermodulation attenuation . 27
4.6 Radio receivers . 27
4.6.1 G ener al . 27
4.6.1.1 CTA including three or more RFPs . 27
4.6.1.2 Other CTAs . 27
4.6.1.3 CTAs without integral or supplied antenna . 27
4.6.2 Sensitivity . 27
4.6.2.1 Receiver sensitivity for CFP or CPP using an integral or supplied antenna
............................................................... 27
4.6.2.2 Receiver sensitivity with a 50 ohm connector . 27
4.6.3 Interference rejection . 28
4.6.3.1 Unmodulated interfering carrier signal . 28

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4.6.3.2 Modulated asynchronous interfering signal . 28
4.6.4 Blocking due to spurious responses . 29
4.6.5 Intermodulation response rejection . 29
4.7 Combined radio transmitter/receivers . 29
4.7.1 Adverse power supply conditions . 29
4.7.2 Spurious emissions of the combined transmitter/receiver . 30
4.8 Termination of the communication state . 30
4.8.1 Clear down signal sequence . 30
4.8.2 Cessation of RF activity . 30
4.8.3 Off-line timing . 30
4.9 Channel scanning . 30
4.9.1 Available channels . 30
4.9.2 Response times . 30
4.9.2.1 Outgoing . 30
4.9.2.2 Incoming . 31
4.10 In-communication channel switching . 31
4.10.1 Capability . 31
4.10.2 Channel change delay . 31
4.11 Controls . 31
4.12 Synthesisers and PLL systems . 31
5 Signalling layer one . 32
5.1 Data structure and timing . 32
5.1.1 Data rate . 32
5.1.2 Time-division duplexing . 32
5.1.3 Master-slave relationship . 33
5.2 Sub-channel multiplexes . 33
5.2.1 Channel Markers (CHM) and synchronism markers (SYNC) . 33
5.2.2 Multiplex one . 34
5.2.3 Multiplex two . 35
5.2.4 Multiplex three . 36
5.3 Calling channel detection . 37
5.3.1 Calling channel detection at the CPP . 37
5.3.2 Calling channel detection at the CFP . 38
5.4 Link set up and establishment . 38
5.4.1 Link set up from CFP to CPP . 38
5.4.2 Link set up from CPP to CFP . 39
5.4.3 Set up collision resolution . 40
5.4.4 Link re-establishment on the existing channel . 40
5.4.5 Link re-establishment on a different channel . 40
5.5 ID handshaking . 40
5.5.1 General . 40
5.5.1.1 Handshake code series . 40
5.5.1.2 Code allocation . 41
5.5.1.3 Code matching . 41
5.5.1.4 Code recognition . 41
5.5.1.5 Communication state . 41
5.5.1.6 Lack of in-communication handshake: RF activity . 41
5.5.1.7 Lack of in-communication handshake: off-line state . 41
5.5.2 ID handshake operation . 41
5.5.3 Handshake protocol . 41
5.5.4 Reception of valid handshakes . 42
5.5.5 ID handshake mechanism . 43
6 Signalling layer two . 44
6.1 Code word usage . 44
6.2 General message format . 44
6.3 General packet format . 45
6.3.1 Order of transmission and field mapping convention . 45

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6.3.2 IDLE_D . 45
6.3.3 Synchronisation word (SYNCD) . 45
6.3.4 Code Words - (address and data code words) . 46
6.3.5 Code word transmission sequence. . 46
6.3.6 Check field encoding (octets 7 and 8) . 46
6.4 Fixed length packet format (FT = 0) . 47
6.4.1 SR (octet 1 (part)) . 47
6.4.2 LS (octet 1 (part)) . 47
6.4.3 HIC (octets 1 (part), 2, 3) . 48
6.4.4 MIC (octet 4) . 48
6.4.5 LID (octets 5 and 6) . 48
6.5 Variable length packet format (FT = 1) . 50
6.5.1 PI (octet 1) . 50
6.5.2 L3_end (octet 1) . 50
6.5.3 Endwrd and code word no/rem encoding (octet 1) . 51
6.5.4 Control (octet 2) . 51
6.5.5 Content . 52
6.5.6 Link supervisory "messages" . 52
6.5.7 Fill-in . 54
6.6 Link establishment and re-establishment . 54
6.6.1 Link set up from the CPP . 54
6.6.2 Link re-establishment . 55
6.6.3 Link set up from the CFP . 55
6.6.4 CFP polling . 56
6.6.5 CPP poll response . 57
6.6.6 CPP link set up and re-establishment diagram . 58
6.6.7 CFP link set up diagram . 59
6.7 Layer two link protocol set up and control . 60
6.7.1 Layer two link protocol timings . 60
6.7.2 Layer two link operation . 60
6.7.2.1 Link initialisation (see subclause 6.5.6 (iii)) . 61
6.7.2.2 Packet transmission . 61
6.7.2.3 Packet reception . 62
7 Signalling layer three . 64
7.1 Single octet information elements . 64
7.2 Variable length information elements . 65
7.2.1 Keypad information element (KP) . 67
7.2.2 Display information element (DISP) . 68
7.2.3 Signal information element (SIG) . 70
7.2.4 Feature activation information element (FA) . 71
7.2.5 Feature indication information element (FI) . 74
7.2.6 Channel control information element (CC) . 77
7.2.7 Initialisation information element (INIT) . 78
7.2.8 Authentication request information element (AUTH_REQ) . 79
7.2.9 Authentication response information element (AUTH_RES) . 80
7.2.10 Terminal capabilities information element (TERM_CAP) . 81
7.2.11 Base capabilities information element (BAS_CAP) . 82
7.2.12 Character information element (CHAR) . 83
7.2.13 On-air (de-)registration acknowledge information element (OARAC) . 84
7.2.14 Parameter set information element (PAR_SET) . 84
7.2.15 Parameter request information element (PAR_REQ) . 85
7.2.16 Parameter response information element (PAR_RES) . 85
7.2.17 Alternative authentication request information element (AUTH2_REQ) . 85
7.2.18 Alternative authentication response information element (AUTH2_RES) . 86
7.2.19 Number of CPPs polled information element (NO_POLL) . 86
7.3 Layer three mandatory syntax . 86
7.3.1 Access to layer three . 86
7.3.2 Exit from layer three . 86

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7.3.3 Emergency access . 87
7.3.4 On-air registration . 87
8 Speech coding and telephony . 88
8.1 Definitions . 88
8.1.1 Cordless Portable Part (CPP) . 88
8.1.2 Fixed geometry CPP . 88
8.1.3 Variable geometry CPP . 88
8.1.4 CAI ADPCM voice codec (CIC = 0) . 88
8.2 Speech transmission algorithm . 88
8.2.1 Speech coding algorithm . 88
8.2.2 Codec for telepoint CFP . 89
8.3 Bit transmission sequence . 89
8.4 Frequency responses . 89
8.4.1 Sending frequency response . 89
8.4.2 Receiving frequency response . 90
8.5 Digital signal level . 91
8.6 Sending and receiving loudness ratings . 91
8.7 Sidetone loudness ratings . 92
8.7.1 Sidetone for analogue telephony . 92
8.7.2 Sidetone for digital telephony . 92
8.7.2.1 Talker sidetone . 92
8.7.2.2 Listener sidetone . 92
8.8 Clipping . 93
8.9 Distortion . 93
8.9.1 Sending distortion . 93
8.9.2 Receiving distortion . 93
8.10 Noise . 94
8.10.1 Sending . 94
8.10.2 Sending (narrow-band noise) . 94
8.10.3 Receiving . 94
8.11 Delay . 94
8.11.1 Handset delay . 94
8.11.2 Base delay . 94
8.11.3 Network echo from a CFP with a 2-wire analogue interface . 94
8.12 Terminal coupling loss . 95
8.12.1 Weighted terminal coupling loss (TCLw) . 95
8.12.2 Stability loss (fixed geometry CPPs) . 95
8.12.3 Stability loss (variable geometry CPPs) . 95
8.12.4 CFP with a 4-wire interface . 95
8.13 Out of band signals . 96
8.13.1 Discrimination against out-of-band input signals (sending) . 96
8.13.2 Spurious out-of-band signals (receiving) . 96
8.14 Sampling frequency level (receiving) . 96
8.15 Acoustic shock . 96
8.15.1 Maximum intended sound pressure level . 96
8.15.2 Maximum possible sound pressure level . 96
8.16 Audible incoming call indication . 97
8.16.1 Provided on CPP: sound pressure level . 97
9 Radio frequency parametric and system tests . 98
9.1 Test conditions, power sources and ambient temperatures . 98
9.1.1 Normal and extreme test conditions . 98
9.1.2 Test power source . 98
9.1.3 Normal test conditions . 98
9.1.3.1 Normal temperature and humidity. 98
9.1.3.2 Normal test power source . 98
9.1.3.2.1 Mains voltage . 98
9.1.3.2.2 Regulated lead acid battery power sources . 98

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9.1.3.2.3 Nickel cadmium battery . 99
9.1.3.2.4 Other power sources . 99
9.1.4 Extreme test conditions . 99
9.1.4.1 Extreme temperatures . 99
9.1.4.2 Extreme test source voltages . 99
9.1.4.2.1 Mains voltage . 99
9.1.4.2.2 Regulated lead acid battery power sources . 99
9.1.4.2.3 Nickel cadmium battery . 99
9.1.4.2.4 Other power sources . 99
9.1.5 Procedure for tests at extreme temperatures . 99
9.2 Electrical test conditions . 100
9.2.1 Arrangements for signals to be applied to the fixed and portable receivers . 100
9.2.2 Artificial antenna . 100
9.2.3 Test fixture for integral antenna . 100
9.2.4 Test site and general arrangements for measurements involving the use of radiated
fields . 101
9.2.4.1 Test site . 101
9.2.4.2 Test antenna . 101
9.2.4.3 Substitution antenna . 101
9.2.4.4 Optional additional indoor site . 101
9.2.5 Transceiver test facility . 102
9.3 Transmitter . 103
9.3.1 Transmitter carrier power . 103
9.3.1.1 Definition . 103
9.3.1.2 Method of measurement for equipment with an antenna connection . 103
9.3.1.3 Method of measurement for equipment with an integral antenna. . 103
9.3.1.3.1 Method of measurement under normal test conditions . 103
9.3.1.3.2 Method of measurement under extreme test conditions . 104
9.3.1.4 Limits . 104
9.3.2 Adjacent channel power (narrow-band measurement) . 104
9.3.2.1 Definition . 104
9.3.2.2 Method of measurement . 104
9.3.2.3 Characteristics of the spectrum analyser . 105
9.3.2.4 Integrating and power summing device . 105
9.3.2.5 Limits . 106
9.3.3 Out of band power arising from transmitter transients . 106
9.3.3.1 Definition . 106
9.3.3.2 Method of measurement . 106
9.3.3.3 Characteristics of the spectrum analyser . 106
9.3.3.4 Limits . 106
9.3.4 Intermodulation attenuation . 106
9.3.4.1 Definition . 107
9.3.4.2 Method of measurement . 107
9.3.4.3 Limits . 107
9.3.5 Prevention of mis-operation due to adverse power supply conditions . 107
9.3.5.1 Definition . 107
9.3.5.2 Method of measurement . 107
9.3.5.3 LimitsThe limits shall be those specified in subclause 4.7.1. . 108
9.4 Spurious emissions . 108
9.4.1 Spurious emissions of the combined transmitter/receiver . 108
9.4.1.1 Definition . 108
9.4.1.2 Method of measuring the power level (i) . 108
9.4.1.3 Method of measuring the effective radiated power (ii) . 108
9.4.1.4 Limits . 109
9.5 Radio frequency system operation . 109
9.5.1 Definitions . 109
9.5.2 Channel frequencies . 109
9.5.2.1 Ability to transmit on each of the 40 channels . 109
9.5.2.2 Ability to receive on each of the 40 channels . 109

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9.5.2.3 Ability to receive when the carrier frequency is up to ±10 kHz from
nominal . 109
9.5.2.4 Ability to receive when carrier frequency is varying at a rate of up to
1 kHz/ms . 109
9.5.3 Dynamic RF channel allocation strategy . 109
9.5.3.1 No channel is occupied . 109
9.5.3.2 One channel only below the threshold . 110
9.5.3.3 All channels occupied . 110
9.5.4 Adaptive CPP transmitter power control . 110
9.5.5 RF modulation . 110
9.5.5.1 Peak frequency deviation: transmission . 110
9.5.5.2 Peak frequency deviation: reception . 110
9.5.6 RF envelope . 110
9.5.6.1 Transmitter output: ramp-down . 110
9.5.6.2 Transmitter output: ramp-up . 110
9.5.7 Radio receiver sensitivity . 111
9.5.7.1 Raw bit error rate . 111
9.5.8 Radio receiver blocking performance . 111
9.5.8.1 Ability to receive in the presence of unmodulated interfering signals . 111
9.5.8.2 Ability to receive in the presence of asynchronous modulated interfering
signals . 112
9.5.9 Blocking due to spurious responses . 112
9.5.9.1 Blocking requirements . 112
9.5.9.2 Intermodulation response rejection . 112
9.6 Transmitter modulation . 112
9.7 Power supply units . 112
9.8 Declarations by the manufacturer . 112
9.9 Labelling . 113
10 Signalling system tests . 113
10.1 Multiplex alignment and timing . 113
10.1.1 Alignment of D and B channels in MUX1 . 113
10.1.2 Alignment of D and SYN channels in MUX2 . 113
10.1.3 Transmit/listen timing of MUX3 . 113
10.1.4 Alignment of P, D and SYN channels in MUX3 . 113
10.2 Calling channel detection at the CPP . 113
10.3 Calling channel detection at the CFP . 113
10.4 Link set up from CFP to CPP . 114
10.4.1 For a CFP . 114
10.4.1.1 To acquire a free RF channel and generate MUX2 Transmissions . 114
10.4.1.2 Generation of LINK_GRANT . 114
10.4.1.3 If no valid MUX2 response is received . 114
10.4.2 For a CPP . 114
10.5 Link set up from CPP to CFP . 114
10.5.1 For a CPP . 114
10.5.1.1 To acquire a free RF channel and generate MUX3 transmissions of
LINK_REQUEST . 114
10.5.1.2 Valid MUX2 response . 114
10.5.1.3 No valid MUX2 response .
...