Sony HDVS
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Sony HDVS is a range of high-definition video equipment developed in the 1980s to support an early
analog high-definition television system Analog high-definition television has referred to a variety of analog video broadcast television systems with various display resolutions throughout history. Pre-1940 On 2 November 1936 the BBC began transmitting the world's first public re ...
(used in multiple sub-Nyquist sampling encoding (MUSE) broadcasts) thought to be the
broadcast television systems Broadcast television systems (or terrestrial television systems outside the US and Canada) are the encoding or formatting systems for the transmission and reception of terrestrial television signals. Analog television systems were standardized b ...
that would be in use today. The line included
professional video camera A professional video camera (often called a television camera even though its use has spread beyond television) is a high-end device for creating electronic moving images (as opposed to a movie camera, that earlier recorded the images on film). ...
s, video monitors and
linear video editing Linear video editing is a video editing post-production process of selecting, arranging and modifying images and sound in a predetermined, ordered sequence. Regardless of whether it was captured by a video camera, tapeless camcorder, or recorded in ...
systems.


History

Sony first demonstrated a wideband
analog video Video is an electronic medium for the recording, copying Copying is the duplication of information or an artifact based on an instance of that information or artifact, and not using the process that originally generated it. With analog f ...
HDTV High-definition television (HD or HDTV) describes a television system which provides a substantially higher image resolution than the previous generation of technologies. The term has been used since 1936; in more recent times, it refers to the g ...
capable video camera, monitor and
video tape recorder A video tape recorder (VTR) is a tape recorder designed to record and playback video and audio material from magnetic tape. The early VTRs were open-reel devices that record on individual reels of 2-inch-wide (5.08 cm) tape. They were u ...
(VTR) in April 1981 at an international meeting of television engineers in Algiers,
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. The HDVS range was launched in April 1984, with the HDC-100 camera, which was the world's first commercially available HDTV camera and HDV-1000 video recorder, with its companion HDT-1000 processor/TBC, and HDS-1000
video switcher A vision mixer is a device used to select between several different live video sources and, in some cases, compositing live video sources together to create visual effects. In most of the world, both the equipment and its operator are called ...
all working in the 1125-line
component video Component video is an analog video signal that has been split into two or more component channels. In popular use, it refers to a type of component analog video (CAV) information that is transmitted or stored as three separate signals. Compo ...
format with
interlaced video Interlaced video (also known as interlaced scan) is a technique for doubling the perceived frame rate of a video display without consuming extra bandwidth. The interlaced signal contains two fields of a video frame captured consecutively. Thi ...
and a 5:3 aspect ratio. The
helical scan Helical scan is a method of recording high-frequency signals on magnetic tape. It is used in open-reel video tape recorders, video cassette recorders, digital audio tape recorders, and some computer tape drives. History Earl E Masterson fro ...
VTR (the HDV-100) used magnetic tape similar to 1"
type C videotape 1–inch Type C (designated Type C by SMPTE) is a professional reel-to-reel analog recording helical scan videotape format co-developed and introduced by Ampex and Sony in 1976. It became the replacement in the professional video and broadcas ...
for
analog recording Analog recording is a technique used for the recording of analog signals which, among many possibilities, allows analog audio for later playback. Analog audio recording began with mechanical systems such as the phonautograph and phonograph. L ...
. Sony in 1988 unveiled a new HDVS digital line, including a reel-to-reel
digital recording In digital recording, an audio or video signal is converted into a stream of discrete numbers representing the changes over time in air pressure for audio, or chroma and luminance values for video. This number stream is saved to a storag ...
VTR (the HDD-1000) that used digital signals between the machines for dubbing but the primary I/O remained analog signals. The large unit was housed in a 1-inch reel-to-reel transport, and because of the high tape speed needed, had a limit of 1-hour per reel. Sony, owner of Columbia Pictures/Tri-Star, would start to archive feature films on this format, requiring an average of two reels per movie. There was also a portable videocassette recorder (the HDV-10) for the HDVS system, using the "UniHi" format of
videocassette Videotape is magnetic tape used for storing video and usually sound in addition. Information stored can be in the form of either an analog or digital signal. Videotape is used in both video tape recorders (VTRs) and, more commonly, videocasset ...
using 3/4" wide tape. The transport housing similar in appearance to Sony's D1/D2 Standard Definition Digital VTRs, but recorded analog HD. The small cassette size limited recording time to about 63 min. The price of the HDD-1000 and its required companion HDDP-1000 video processor in 1988 was US$600,000. The metal evaporate tape (tape whose magnetic material was evaporated and deposited onto the tape in a vacuum chamber using physical vapor deposition) cost US$2500.00 per hour of tape and each reel weighed nearly 10 pounds. The high price of the system limited its adoption severely, selling just several dozen systems and making its adoption largely limited to
medical Medicine is the science and practice of caring for a patient, managing the diagnosis, prognosis, prevention, treatment, palliation of their injury or disease, and promoting their health. Medicine encompasses a variety of health care practic ...
, aerospace engineering, and animation applications.


Uses

The Sony HDVS system was used in the production of a 5-min feature film about
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in 1986, titled "''Arrival''", and shown in US theatres later that year after being transferred to 35mm film. The first Drama (film and television), drama film shot using the HDVS professional video camera was RAI's ''Julia and Julia'' (Italian language, Italian: ) in 1987, and the first HDTV television show was CBC Television, CBC's ''Chasing Rainbows (TV series), Chasing Rainbows'', shot using the HDVS system in 1988. For the Genesis (band), Genesis Invisible Touch Tour shows at Wembley Stadium in July 1987, the Sony HDVS system was used to film these shows, which were later released on VHS and LaserDisc in 1988 and DVD in 2003. Montreux Jazz Festival in 1991 was filmed using Sony HDVS video system. Four HDC-300 3 cameras in 1125-line format (1080i today), 60 fps, and one Sony HDC-500 3 CCD prototype HDVS camera. 5 cameras were connected to 7-input HDS-1000T Vision mixer, switcher and live mix was recorded to an HDD-1000 Digital 1" VTR. ''World War II: When Lions Roared'' (also known as ''Then There Were Giants'') is a 1994 TV movie, directed by Joseph Sargent, that stars John Lithgow, Michael Caine and Bob Hoskins as the three major Allied leaders. It was the first video production to be produced in the 1125-line high-definition television (HDTV) format. It was converted to NTSC for broadcast in the United States. The HDVS brand and logo was still used by Sony in 2014 as "Digital HDVS" on their digital high-definition HDCAM-format cameras such as the HDW-750, HDW-F900, HDC-1550, "Power HAD" camera Sony HSC-300 Series, and XDCAM camera PDW-850, PXW-X500. By 2022, HDVS branded cameras have been discontinued and new camera models released don't have the HDVS logo.


Equipment


Camera system

* HDC-100 High Definition Color Camera (3 tube Saticon) * HDC-300 High Definition Color Camera (3 tube Video camera tube#Saticon, Saticon) (Sony HDVS cameras weigh on average.) * HDC-500 High Definition Color Camera (3 CCD, world's first CCD-based HD video camera) * HDCA-350 Camera Adapter * HDCA-50 Camera Adapter * HDCO-300 Camera Operation Control Unit (CCU) * HDCO-350 Camera Operation Control Unit (CCU) * HDCS-300 Camera Signal Processor * HDCS-350 Camera Signal Processor


Camera system/Optional accessories

* HDCC-2/5/50/100 Multicore Cable (2m, 5m 50m, 100m) * HDCD-50 Signal Distributor * HDCR-350 Remote Control Panel * HDM-140 14 inch Monochrome monitor * HDM-145 14 inch Monochrome monitor * HDM-90 9-inch Monochrome monitor * HDVF-150 1.5-inch Viewfinder * HDVF-30 3-inch viewfinder * HDVF-500 5-inch viewfinder * HDVF-700 7-inch viewfinder * HDVF-75 7-inch viewfinder * HKCF-750 Pan Tilt Table * HKCF-90 Rack Mount Plate Kit * HKCH-500 Shoulder Pad


VTR system

* HDD-1000 Digital 1" Type C VTR (Wide band (30 MHz) Y, PB, PR) with BVH-3000 like operation and appearance. It used two sets of separate flying erase, record and video heads with a higher linear tape speed than Type C videotape, of 80.5 cm/sec and a writing speed at the heads of 51.5m/sec, 30 Mhz luma and 15 Mhz chroma bandwidth and a 63-min recording time with 11.75 inch reels * HDDP-1000 VTR Signal Processor (8-bit digital, required by the HDD-1000 for operation) * HDV-1000 Analog VTR (based on Sony's BVH-2000 1" Type C standard-definition VTR, unlike most Type C VTRs it used separate video and video record heads.) It had a linear tape speed of 48.31 cm/sec and a writing speed at the heads, of 25.9m/sec, 20 Mhz luma and 10 Mhz chroma bandwidth and a 63-min recording time with 11.75 inch reels. * HDT-1000 TBC/Signal Processor (required by the HDV-1000 for operation) * HDDF-500 Digital Frame Recorder (G, B, R) * HDDR-1000 VTR Control Unit * HDDR-A1000 Audio Remote Control Unit * HDDR-V1000 Video Remote Control Unit * HDL-2000 Videodisc Player * HDL-5800 Video Disc Recorder * HDN-22000 NTSC Down-Converter * HDV-10 Videocassette Recorder (UNIHI), with a tape speed of 119.7mm/sec and a writing speed at the heads of 21.4m/sec and a max. recording time of 63 minutes.


Optional accessories

* HCT-63 UNIHI videocassette, with 465m of 1/2 inch magnetic tape and a recording time of 63 minutes. * HD-1D Series High Quality Video Tape (1-inch) * HDIE-100 HD camera image enhancer * HDIP-100 HD camera image enhancer power unit * HDKF-508 Frame Memory Board (8 frames) * HDSC-1000 Sync Converter * HKDF-504 Frame Memory Board (4 frames) * LBX-1000 Lightbox for use with the HDST-100T Telop Camera * VF-503 Monitor Hood


Post-production equipment

* EBR System, Digital Electron Beam Recording (EBR) System (Video Tape to Film, Film recorder) * HDS-1000 Switcher * HDST-1000T Telop Camera (Saticon) Optical Fiber Transmission System (G/B/R analog component video, Analog audio x2; AES/EBU x6) * HDFR-300 Optical Fiber Receiver * HDFT-300 Optical Fiber Transmitter


Projection system

* HDI-120 Concave Screen-Type Projector System * HDIH-1200/1200M High Definition Projector * HDIH-2000/2000M High Definition Projector * HDIH-3000/3000M High Definition Projector * HDIR-550 High Definition Rear Projector * HDIS-1200RK Rear Projection


Color monitors

* HDM-1220/1220E 12" Color monitor * HDM-1230/1230E 12" Color monitor * HDM-1730/1730E 17" Color monitor * HDM-1820/1820E 18" Color monitor * HDM-2820/2820E 28" Color monitor * HDM-2830/2830E 28" Color monitor * HDM-3720/3720E 37" Color monitor * HDM-3830/3830E 38" Color monitor


References


External links


Sony corp history page

Sony corp history page 2


{{Homevid Film and video technology High-definition television History of television Japanese inventions Audiovisual introductions in 1984 Sony products