Release 20130328:

• CC models: New DLNA DMS feature – stream live TV to DLNA certified clients.
• CC models: New DTCP-IP support – stream protected channels to DTCP-IP certified DLNA clients.
• CC models: Improvements to HTTP streaming support.
• CC models: Improvements to RTSP support to improve compatibility with other RTSP clients.
• CC models: Avoid situation known to cause the Windows Media Center Receiver service (ehRecvr) to crash.
• CC models: Fix problem where channel detection could miss SDV channels on some cable systems.
• CC models: Fix problem where channel detection could miss channels when scanning without a CableCARD.
• CC models: Fix resource error seen on some cable systems.
• EU/DT models: Fix problem handling channel names containing ISO8859 extended characters.
• HDHR3-US model: Upgrade demodulator microcode.
• TECH models: Fix problem configuring for DHCP after a static IP had been configured.
• All models: Improvements to TCP window scaling support.
• All models: Improvements to DHCP and DNS support.
• All models: Fix issue causing video glitching on some channels when used with MythTV 0.25 and later.

Release 20130117:

• All models: Support TCP window scaling.
• All models: Improvements to AutoIP handling.
• All models: Improvements to channel name handling.
• All models: Use strict w3c doctype for html files.
• All models: Fix problem where unit failed to respond to IGMP membership queries.
• All models: Deprecate set program on current frequency by virtual channel number feature.
• CC models: Fix OOB failing to lock issue when adjacent to a high power NTSC test channel.
• CC models: Fix rare resource error.
• CC models: Fix rare ccio_serial_asm error.
• CC models: Improvements to support Conax Evolution cards.
• CC models: Improvements to Tuning Resolver support.
• CC models: Improvements to UPnP support.
• CC models: Improvements to channel table management.
• CC models: Improvements to high speed buffer management.
• CC models: Improvements to HTTP header parsing – fixes trap error seen with specific oddly formed requests.
• CC models: Workaround some common issues found in Cisco-NDS cards.
• CC models: Only show Tuning Resolver “alternative channel has been tuned” message if an alternative channel has been tuned.
• CC models: Add channel scan support for detecting subscribed channels.
• CC models: Add support for reporting subscribed channels in HTML, XML, and JSON formats.
• CC models: Add support for HTTP streaming video within the home.

Release 20120405:

• All models: Fix problem where sub-channels may not be reported or may fail to play in rare circumstances.
• US models: Add channel map for cable TV in Korea.
• DT models: Fix possible signal miss-reporting under some conditions.
• DT models: Upgrade the tuner/demod driver.
• CC models: Authorize authentication with CableCARD running old firmware.
• CC models: Add channel map for cable TV in Korea.
• CC models: Improvements to better handle TCP packet loss.
• CC models: Improvements to UPnP support.
• CC models: Improvements to diagnostic logging.
• TECH models: Add support for maintaining list of channels and tuning by channel.
• TECH models: Add support for returning the channel list to the client (lineup.xml).
• TECH models: Add target option to disable sending SAP announcements.
• TECH models: Add virtual channel number to SAP channel title.
• TECH models: Set SAP announcement TTL to match the TTL of the video stream.

Release 20120128:

• CC models: Update PnPX tags for device discovery under Windows.
• CC models: Improve handling of delayed connections causing ehRecvr to crash.
• CC models: Automatically detect and log card errors and restart the card if needed.
• CC models: Add network flow control support – improves compatibility with some switches and/or PCs.
• CC models: Improvements to diagnostic support.
• EU models: Fix bug in DVB-C support where third modulation type was not stored correctly.
• US/EU/DT models: Update PnPX tags for device discovery under Windows.
• TECH models: Add Multicast SAP support.
• All models: Fix handling of ignored tables causing some channels not to detect or play in HDHomeRun applications.

Release 20111025:

• CC models: Fix problem where copy-protection could be incorrectly applied to some channels when not required.
• CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110925a:

• CC models: Rollup of HDHR3-CC firmware fixes and improvements.
• DVB models: Add support for channel name character encoding seen in Ukraine and Portugal.
• DVB models: Improvements to DVB-C handling to avoid duplicate channels with DVB-C channel scan.
• ATSC/DVB models: Deprecate support for link layer topology discovery.
• TECH models: Add datacast support.
• All models: Update help text to report all supported vars.
• All models: Improvements to lineup server support.

Release 20110830 (HDHR3-CC):

• CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110816b (HDHR3-CC):

• CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110810 (HDHR3-CC):

• CC models: Rollup of HDHR3-CC firmware fixes and improvements.

Release 20110729:

• EU/DT models: Improvements to NIT/SDT channel information processing.
• EU/DT models: Process “other network” NIT information.
• TECH models: Fix problem where no_clear flag was not cleared by subsequent target commands.

Release 20110726 (HDHR3-CC):

• HDHR3-CC: Production release.

Release 20110323:

• HDHR3-US: Fix problem where channel scan may miss channels.
• US models: Skip QAM256/64 modulation detection when tuning OTA.
• US models: Skip 8VSB modulation detection when tuning cable TV.
• EU/DT models: Update DVB-T channel maps.
• EU models: Redefine AU/EU cable TV channel map based on MHz.
• TECH models: Support multicast without a gateway route.
• All models: Report error if frequency is out of range.
• All models: Report tuner count in discovery reply.
• All models: Report detected carrier frequency in debug information.
• All models: Improvements to lineup server support.

Release 20100828:

• HDHR-EU: Add decoding of type 0×10 channel names.
• HDHR-EU: Add support for user-specified DVB-C symbol rates.
• HDHR-EU: Fix video corruption seen in Denmark with DVB-C.
• HDHR-US/EU: Improvements to lineup server channel detection.
• HDHR-TECH-US: Increase SNR dB resolution.
• HDHR-TECH-US: Add no_clear target option.
• ALL: Upgrade demodulator firmware.
• ALL: Use native PMT unless VCT rebuild requested.
• ALL: Fix situation where Ethernet link may not re-establish correctly after computer resumes from sleep with some network cards.

Release 20100213:

• HDHR-T1-US: Fix potential crash/reboot loop in HDHR-T1-US firmware (blue units).
• HDHR-EU: Add a7qam256-6100 a7qam128-6100 a7qam64-6100 modulation support.
• Report hardware model on the device website.

Release 20100121:

• Add port number to URL in UPnP announcements.
• HDHR-EU: Detect E-AC3 audio.
• HDHR-EU: Update DVB-C auto-modulation handling to use user-configurable modulation list.
• HDHR-EU: Add additional DVB-C modulation modes.
• HDHR-EU: Fix problem with DVB-C QAM256 operation.

Release 20091024:

• Improvements to signal strength reporting.
• Improvements to handling of adjacent analog channels.
• Cache known modulation to speed up auto modulation detection.
• HDHR-EU: Add Brazil DVB-C modes.
• HDHR-EU: Fix DVB-C QAM64 corruption issue.

Release 20090830:

• Fix reception performance regression.

Release 20090806:

• Report TSID in streaminfo for use with channel matching.
• Speed up detection of audio channels with single-frame picture – fixes problem where audio channels may be missed by the channel scan.
• Improvements to the handling of strong adjacent channels.
• Improvements to signal reporting.
• Fix lockup/reboot when under TCP DoS attack.
• Fix situation where firmware may not upgrade on the first attempt. Fix applies to future upgrades.
• Add PnPX support.
• ATSC: Handle ClearQAM streams that contain invalid tables from rebroadcasting OTA channels.
• TECH: execute /sys/boot on link up rather than power up.
• TECH: prevent timing-out of tune requests.

Release 20090415:

• Fix situation where device could stop responding until power cycled.
• Report PAT CRC in streaminfo for use with channel matching.
• Improvements to lineup server support.

Release 20090411:

• Add support for spectral inversion for digital cable channels (used by some cable companies for QAM64 channels).
• ATSC: Fix reporting of one-part virtual channel numbers sent by some US cable companies.
• DVBT: Detect DVB-T virtual channel numbers.
• DVBT: Add support for a8qam64-6952 and a8qam64-6887 modulation (UK digital cable).
• DVBT: Fix problem where AC3 audio may not work when filtering by program (fixes no audio in VLC problem for HD channels in Australia).
• DVBT: Fix problem where channel scan may report SS/SNQ numbers before they are valid.
• DVBT: Improvements to AGC handling (improves signal quality).
• Improvements to lineup server support.

Release 20090305a:

• DVBT: Add support for Chinese BIG5 channel names for use in Taiwan.
• DVBT: Fix problem with reported signal-to-noise numbers for DVB-T channels.
• ATSC: Fix reported CRC error on some cable systems that send DTA tables without a CRC. Problem did not affect operation.
• Fix problem where a small amount of data from the previous channel may be sent after a channel change. This data was automatically rejected by the PC and did not affect operation.
• Fix possible data loss when streaming unfiltered QAM256 while probing UPnP.
• Fix possible resource exhaustion situation when there is high packet loss communicating with the lineup server.
• Improvements to lineup server support.

Release 20090215:

• Detect MPEG1, MPEG2, DTS, and LPCM audio streams.
• Timeout resource lock after 30 seconds of inactivity.
• Stop flashing link LED in AutoIP mode once there has been successful communication.
• Fix problem where a program could be reported as encrypted if it contained multiple audio channels, one of which was encrypted.
• Improve signal strength reporting.
• Improvements to lineup communication.
• Display model string on webpage.
• DVBT: Fix detection of AC3 audio in Australia.
• TECH: Initial firmware release.

Release 20081231:

• Fix problem in lineup server channel detection.

Release 20081223:

• Fix problem where SS could be reported incorrectly on some devices.

Release 20081222:

• Improvements to SS reporting.
• Improvements to lineup server support.
• Support channel names containing extended iso8859 characters (DVBT).
• Fix bug in SNQ calculation where numbers were reported incorrectly.

Release 20081209:

• Add tuner resource lock to allow tuner to be locked for exclusive use. - Flash tuner LED when tuner resource is locked for exclusive use. - Auto release resource lock after 5 minutes of inactivity.
• Add support for channel names using Unicode character sets.
• Channelmap improvements:
  • Deprecate “default” channelmap.
  • Tuning by channel number always uses the channelmap set.
  • Channelmap configuration is stored and preserved across a power cycle.
  • Auto modulation detection optimized based on channelmap selection (speeds up channel lock on digital cable).
• Add /sys/features option to display support channelmaps and modulation modes.
• Fix DHCP compatibility issue with some routers.
• Fix slow resource release that could cause problems with heavy command line scripting.
• Improvements to lineup server support.
• DVBT initial production release.

Release 20081002:

• Improve ATSC channel auto-detection:
  • Fixes missed channels in OTA channel scan.
  • Fixes intermittent zero-signal display in WMC signal strength scan (OTA).
  • Fixes intermittent long time to tune to a channel (OTA).
• Fix multicast handling when used without a gateway configured.
• Support DHCP servers/relays that use a subnet broadcast address.
• Improvements to lineup handling.

Release 20080723:

• Pad and push TS frame if oldest data is sitting for 10ms (improves channel change time when PID filter is used).
• Detect channel names from PMT if present.
• Improvements to auto-modulation detection.
• Add support for non-volatile IR target.
• Add Ethernet link speed reporting to /sys/debug

Release 20080427:

• Speed up lock when auto-detecting modulation.
• Detect MPEG4/H.264 video streams.
• Add native AutoIP support.
• Add IR receiver self-test.

Release 20080305:

• Fix problem where signal strength could be incorrectly reported when cable is removed.
• Fix DHCP compatibility issue with some routers.

Release 20080212:

• Add UPnP discovery support (Vista network view).
• Add LLTD support (Vista network topology view).
• Add local webpage with links to driver download and instructions.
• Add TotalMedia support.
• Update DHCP client to work with OS-X DHCP server.
• Demodulator update for 1013xxxx and later hardware.

Release 20080104:

• Flash Ethernet LED while attempting to get DHCP address.
• Demodulator update for 1013xxxx and later hardware.

Release 20071209:

• CD production release.