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  • H04H20/00
    		•  Arrangements for broadcast or for distribution combined with broadcast [2008.01] HB CC 5K017
  • H04H20/02
    		•  .Arrangements for relaying broadcast information [2008.01] HB CC 5K017
  • H04H20/04
    		•  ..from field pickup units [FPU] [2008.01] HB CC 5K017
  • H04H20/06
    		•  ..among broadcast stations [2008.01] HB CC 5K017
  • H04H20/08
    		•  ..among terminal devices [2008.01] HB CC 5K017
  • H04H20/10
    		•  .Arrangements for replacing or switching information during the broadcast or duringthe distribution [2008.01] HB CC 5K017
  • H04H20/12
    		•  .Arrangements for monitoring, testing or troubleshooting [2008.01] HB CC 5K017
  • H04H20/14
    		•  ..for monitoring programmes [2008.01] HB CC 5K017
  • H04H20/16
    		•  .Arrangements for broadcast or distribution of identical information repeatedly [2008.01] HB CC 5K017
  • H04H20/18
    		•  .Arrangements for synchronising broadcast or distribution via plural systems [2008.01] HB CC 5K017
  • H04H20/20
    		•  .Arrangements for broadcast or distribution of identical information via plural systems [2008.01] HB CC 5K017
  • H04H20/22
    		•  ..Arrangements for broadcast of identical information via plural broadcast systems [2008.01] HB CC 5K017
  • H04H20/24
    		•  ..Arrangements for distribution of identical information via broadcast system and non-broadcast system [2008.01] HB CC 5K017
  • H04H20/26
    		•  .Arrangements for switching distribution systems [2008.01] HB CC 5K017
  • H04H20/28
    		•  .Arrangements for simultaneous broadcast of plural pieces of information [2008.01] HB CC 5K017
  • H04H20/30
    		•  ..by a single channel [2008.01] HB CC 5K017
  • H04H20/31
    		•  ...using in-band signals, e.g. subsonic or cue signal [2008.01] HB CC 5K017
  • H04H20/33
    		•  ..by plural channels [2008.01] HB CC 5K017
  • H04H20/34
    		•  ...using an out-of-band subcarrier signal [2008.01] HB CC 5K017
  • H04H20/36
    		•  ..for AM broadcasts [2008.01] HB CC 5K017
  • H04H20/38
    		•  .Arrangements for distribution where lower stations, e.g. receivers, interact with the broadcast [2008.01] HB CC 5K017
  • H04H20/40
    		•  .Arrangements for broadcast specially adapted for accumulation-type receivers [2008.01] HB CC 5K017
  • H04H20/42
    		•  .Arrangements for resource management [2008.01] HB CC 5K017
  • H04H20/44
    		•  .Arrangements characterised by circuits or components specially adapted for broadcast [2008.01] HB CC 5K017
  • H04H20/46
    		•  ..specially adapted for broadcast systems covered by groups H04H 20/53-H04H 20/86 [2008.01] HB CC 5K017
  • H04H20/47
    		•  ...specially adapted for stereophonic broadcast systems [2008.01] HB CC 5K068
  • H04H20/47,200
    		•  ....specially adapted for sound multiplex stereophonic broadcast systems HB CC 5K068
  • H04H20/48
    		•  ....forFM stereophonic broadcast systems [2008.01] HB CC 5K068
  • H04H20/48,200
    		•  .....combined with other devices or functions HB CC 5K068
  • H04H20/49
    		•  ....forAM stereophonic broadcast systems [2008.01] HB CC 5K068
  • H04H20/51
    		•  ...specially adapted for satellite broadcast systems [2008.01] HB CC 5K017
  • H04H20/53
    		•  .Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers [2008.01] HB CC 5K017
  • H04H20/55
    		•  ..for traffic information [2008.01] HB CC 5K017
  • H04H20/57
    		•  ..for mobile receivers [2008.01] HB CC 5K017
  • H04H20/59
    		•  ..for emergency or urgency [2008.01] HB CC 5K017
  • H04H20/61
    		•  ..for local area broadcast, e.g. instore broadcast [2008.01] HB CC 5K017
  • H04H20/62
    		•  ...for transportation systems, e.g. in vehicles [2008.01] HB CC 5K017
  • H04H20/63
    		•  ...to plural spots in a confined site, e.g. MATV [Master Antenna Television] [2008.01] HB CC 5K017
  • H04H20/65
    		•  .Arrangements characterised by transmission systems for broadcast [2008.01] HB CC 5K017
  • H04H20/67
    		•  ..Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency [2008.01] HB CC 5K017
  • H04H20/69
    		•  ..Optical systems [2008.01] HB CC 5K017
  • H04H20/71
    		•  ..Wireless systems [2008.01] HB CC 5K017
  • H04H20/72
    		•  ...of terrestrial networks [2008.01] HB CC 5K017
  • H04H20/74
    		•  ...of satellite networks [2008.01] HB CC 5K017
  • H04H20/76
    		•  ..Wired systems [2008.01] HB CC 5K017
  • H04H20/77
    		•  ...using carrier waves [2008.01] HB CC 5K017
  • H04H20/78
    		•  ....CATV [Community Antenna Television] systems [2008.01] HB CC 5K017
  • H04H20/79
    		•  .....using downlink of the CATV systems, e.g. audio broadcast via CATV network [2008.01] HB CC 5K017
  • H04H20/80
    		•  ....having frequencies in two or more frequency bands, e.g. medium wave and VHF [2008.01] HB CC 5K017
  • H04H20/81
    		•  ....combined with telephone network over which the broadcast is continuously available [2008.01] HB CC 5K017
  • H04H20/82
    		•  ...using signals not modulated onto a carrier [2008.01] HB CC 5K017
  • H04H20/83
    		•  ....not sharing the network with any other service [2008.01] HB CC 5K017
  • H04H20/84
    		•  ...combined with power distribution network [2008.01] HB CC 5K017
  • H04H20/86
    		•  .Arrangements characterised by special technical features of the broadcast information, e.g. signal form or information format [2008.01] HB CC 5K017
  • H04H20/88
    		•  ..Stereophonic broadcast systems [2008.01] HB CC 5K068
  • H04H20/89
    		•  ...using three or more audio channels, e.g. triphonic or quadraphonic [2008.01] HB CC 5K068
  • H04H20/89,200
    		•  ....4-3-4 HB CC 5K068
  • H04H20/89,400
    		•  ....4-2-4 HB CC 5K068
  • H04H20/91
    		•  ..broadcasting computer programmes [2008.01] HB CC 5K017
  • H04H20/93
    		•  ..which locates resources of other pieces of information, e.g. URL [Uniform Resource Locator] [2008.01] HB CC 5K017
  • H04H20/95
    		•  ..characterised by a specific format, e.g. an encoded audio stream [2008.01] HB CC 5K017
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