Pixelplus

Pixel Plus is a proprietary television image-processing technology developed by Philips. It was designed to improve the perceived sharpness, scale, and motion quality of television pictures, with an initial emphasis on analogue broadcast signals. Rather than being a standalone television manufacturer or an independent consumer-electronics company, Pixel Plus is a branded processing system integrated into compatible Philips television products. The technology operates by analyzing and transforming incoming video before it is displayed. One of its stated functions is to interpolate the broadcast image so that the displayed picture contains substantially more vertical information than the original analogue source. In the system described for standard European broadcast material, a 625-line signal is processed into an image equivalent to approximately 833 lines. Pixel Plus also doubles horizontal resolution, although the resulting horizontal lines remain analogue. These processes were intended to make conventional television broadcasts appear cleaner and more detailed on larger or higher-resolution screens. Motion processing became another important part of the Pixel Plus proposition. The system can analyze video fields or frames before and after a given point and generate intermediate fields or frames. This motion reinterpolation is particularly relevant to film-derived content, commonly captured at 24 or 25 frames per second and converted to television formats. Pixel Plus presented this processing as an alternative or complement to conventional 3:2 pulldown conversion, seeking to reduce motion artifacts and improve the smoothness of displayed movement. Philips expanded the technology through successive generations. Pixel Plus 2, introduced in 2005, added motion reinterpolation for 480p and 576p material. Pixel Plus 3 followed in 2006 and extended motion reinterpolation to 720p and 1080i sources, although the reference material notes an exception for products sold in the United States. In 2007, Philips introduced the Pixel Perfect HD Engine. This version added motion reinterpolation for 1080p material and brought 720p and 1080i motion interpolation to Philips products in the US market. Pixel Plus belongs to the period when television manufacturers used proprietary processing brands to differentiate flat-panel and high-end CRT televisions. Its value proposition was based on computational enhancement of imperfect or lower-resolution sources rather than on changing the underlying broadcast standard. The technology therefore addressed a practical transition problem: consumers were adopting larger, more capable displays while much available programming was still delivered in analogue or lower-resolution formats. The available reference material does not establish Pixel Plus as an independently incorporated company, a separately listed entity, or a continuing standalone business. It also does not provide a current product catalogue, headquarters, ownership structure beyond its development by Philips, or evidence of a current operating status. Pixel Plus should be distinguished from Pixelplus Co., Ltd., a Korean fabless semiconductor company associated with CMOS image sensors; that company is a different entity from the Philips television technology.

Pixel Plus emerged as Philips' branded approach to television picture enhancement during the transition from analogue broadcasting and standard-definition programming toward larger, higher-resolution displays. The technology was not a television set or an independent corporate organization; it was a proprietary processing system incorporated into compatible Philips products. Its purpose was to improve the appearance of incoming video by using signal analysis, interpolation, and other processing techniques before the image reached the display panel or picture tube. The original Pixel Plus system focused in part on analogue broadcast signals. The system interpolated the incoming picture to increase its apparent vertical detail: the reference description states that a 625-line broadcast signal could be expanded to approximately 833 lines. It also doubled horizontal resolution, while the individual horizontal lines remained analogue. These techniques were intended to compensate for the limitations of broadcast sources when viewed on larger screens, where softness, noise, and line structure could become more visible. Motion processing formed a second major element of the technology. Pixel Plus could examine fields or frames on either side of an insertion point and generate intermediate video information. This motion interpolation or reinterpolation was especially relevant for film-based programming, which commonly originated at 24 or 25 frames per second before being converted for television transmission. Philips presented the function as an alternative to conventional 3:2 pulldown processing, the standard method used to convert film motion into video. The objective was to produce smoother movement and reduce the artifacts associated with frame-rate conversion. Philips developed the platform through several named generations. Pixel Plus 2 was launched in 2005 and was identified as the first version capable of motion reinterpolation on 480p and 576p material. This broadened the system beyond the original analogue-oriented use case to include progressive-scan sources. Pixel Plus 3 was launched in 2006 and became the first version in the described lineage to perform motion reinterpolation on 720p and 1080i material. The reference material records that this capability did not apply to US products at that stage. In 2007, Philips introduced the Pixel Perfect HD Engine. This iteration added motion reinterpolation for 1080p material and introduced 720p and 1080i motion interpolation in US products. The progression shows how Philips adapted the brand from enhancement of conventional analogue television toward processing of progressively higher-resolution digital and high-definition sources. Pixel Plus was part of a broader consumer-electronics strategy in which television makers gave proprietary names to image-processing systems. Such branding helped manufacturers communicate technical differentiation at a time when display specifications alone did not fully describe perceived picture quality. The technology addressed the mismatch between increasingly capable displays and the lower-resolution or converted material that viewers continued to receive. The available sources do not establish a separate Pixel Plus corporation, an independent management team, a standalone website, financial results, or a current successor product. They also distinguish this Philips technology from Pixelplus Co., Ltd., a Korean semiconductor business involved in CMOS image sensors. Accordingly, the subject is best treated as a Philips technology trademark or product platform rather than as the Swiss engineering-services brand implied by the supplied industry label.

• 2007

  Pixel Perfect HD Engine launched

  [1]Pixelplusen.wikipedia.org

  The new engine added motion reinterpolation for 1080p and introduced 720p and 1080i motion interpolation in US products.

• 2006

  Pixel Plus 3 launched

  [1]Pixelplusen.wikipedia.org

  The third generation extended motion reinterpolation to 720p and 1080i sources, except for US products according to the reference description.

• 2005

  Pixel Plus 2 launched

  [1]Pixelplusen.wikipedia.org

  The second generation added motion reinterpolation for 480p and 576p video material.

A proprietary Philips display-processing platform positioned to make analogue, standard-definition, and progressive or high-definition television sources appear sharper, larger, and smoother on compatible television displays.

• Television image-processing technology

  Pixel Plus

  Philips' original branded image-processing system for improving the apparent quality of television pictures. It processed analogue broadcast signals by interpolating the image, increasing apparent vertical detail from 625 lines to about 833 lines in the described implementation, and doubling horizontal resolution while retaining analogue horizontal lines. The platform also included motion-processing functions designed to improve the presentation of film-derived television content.

• Television image-processing generation · 2005

  Pixel Plus 2

  The 2005 generation of Pixel Plus. Its defining expansion was motion reinterpolation for 480p and 576p material, allowing the system to process progressive-source formats in addition to the lower-resolution and analogue signals associated with earlier Pixel Plus implementations.

• High-definition television image-processing generation · 2006

  Pixel Plus 3

  Launched in 2006, Pixel Plus 3 extended motion reinterpolation to 720p and 1080i material. The reference description identifies this capability as applying outside US products at launch, indicating that regional product implementations differed.

• High-definition television processing engine · 2007

  Pixel Perfect HD Engine

  The 2007 successor generation added motion reinterpolation for 1080p material. It also introduced 720p and 1080i motion interpolation in US products, extending the availability of higher-definition motion processing across Philips' regional television lineups.

• 2007

  Philips introduces Pixel Perfect HD EngineGeneration change

  Background

  The continued adoption of 1080p displays created demand for processing that could operate on higher-resolution material.

  Action taken

  Philips launched the Pixel Perfect HD Engine with 1080p motion reinterpolation and added 720p and 1080i motion interpolation to US products.

  Aftermath

  The branded platform reached 1080p processing and broadened its regional high-definition feature set.

  Source

• 2006

  Philips extends Pixel Plus to 720p and 1080iGeneration change

  Background

  High-definition television formats were becoming increasingly important in Philips' display products.

  Action taken

  Pixel Plus 3 introduced motion reinterpolation for 720p and 1080i sources, apart from the stated US-product limitation.

  Aftermath

  Pixel Plus moved further into high-definition image processing, although regional capability differences remained.

  Source

• 2005

  Philips expands Pixel Plus processing to progressive videoGeneration change

  Background

  The first Pixel Plus generation was associated primarily with enhancement of analogue broadcast signals, while television products were increasingly receiving progressive-scan sources.

  Action taken

  Philips launched Pixel Plus 2 with motion reinterpolation for 480p and 576p material.

  Aftermath

  The platform's processing scope expanded from analogue-oriented enhancement toward progressive-source video.

  Source

• 2007

  Pixel Perfect HD Engine adds 1080p motion reinterpolation[1]Pixelplusen.wikipedia.org

  Product generation · Product launch

  The Pixel Perfect HD Engine introduced motion reinterpolation for 1080p material and added 720p and 1080i motion interpolation to Philips products sold in the United States.

• 2006

  Philips launches Pixel Plus 3[1]Pixelplusen.wikipedia.org

  Product generation · Product launch

  Pixel Plus 3 extended motion reinterpolation to 720p and 1080i sources, with the stated exception of US products.

• 2005

  Philips introduces Pixel Plus 2[1]Pixelplusen.wikipedia.org

  Product generation · Product launch

  The second generation of the Pixel Plus processing technology was launched with motion reinterpolation support for 480p and 576p video material.

1. 1Pixelplusen.wikipedia.org